package com.fujin.gulimall.member.Exception;

/**
 * @title: UserNameExistException
 * @Author uIn
 * @Date: 2022/2/26 10:50
 * @Version 1.0
 */
public class UserNameExistException extends RuntimeException {

    public UserNameExistException() {
        super("用户名存在");
    }

}
